const timeHelper = require('@/utils/helper/time_helper.js');
function withData(param, unit = '') {
    if (unit) {
        return param;
    }
    return param < 10 ? '0' + param : '' + param;
}
function getLoopArray(start, end, unit = '', step = 1) {
    start = start || 0;
    end = end || 1;
    start = parseInt(start);
    end = parseInt(end);
    let array = [];
    let i = 0;
    for (i = start; i <= end; ) {
        array.push(withData(i, unit) + unit);
        i += step;
    }
    if (step > 1 && i != 59) {
        array.push(withData(59, unit) + unit);
    }
    return array;
}
function getMonthDay(year, month, unit = '') {
    let flag = year % 400 == 0 || (year % 4 == 0 && year % 100 != 0);
    let array = null;
    month = withData(parseInt(month));
    switch (month) {
        case '01':
        case '03':
        case '05':
        case '07':
        case '08':
        case '10':
        case '12':
            array = getLoopArray(1, 31, unit);
            break;
        case '04':
        case '06':
        case '09':
        case '11':
            array = getLoopArray(1, 30, unit);
            break;
        case '02':
            array = flag ? getLoopArray(1, 29, unit) : getLoopArray(1, 28, unit);
            break;
        default:
            array = '月份格式不正确，请重新输入！';
    }
    return array;
}
function getNewDateArry() {
    // 当前时间的处理
    let newDate = new Date();
    let year = withData(newDate.getFullYear());
    let mont = withData(newDate.getMonth() + 1);
    let date = withData(newDate.getDate());
    let hour = withData(newDate.getHours());
    let minu = withData(newDate.getMinutes());
    let seco = withData(newDate.getSeconds());
    return [year, mont, date, hour, minu, seco];
}
function dateTimePicker(startYear, endYear, date, minuStep = 1) {
    // 返回默认显示的数组和联动数组的声明
    let dateTimeIndex = [];
    let dateTimeArray = [[], [], [], [], [], []];
    let dateTimeArrayPure = [[], [], [], [], [], []];
    let start = startYear || 1978;
    let end = endYear || 2100;
    if (date && date.length == 4) {
        date += '-01-01 00:00:00';
    }
    if (date && date.length == 7) {
        date += '-01 00:00:00';
    }
    if (date && date.length == 10) {
        date += ' 00:00:00';
    }
    if (date && date.length == 13) {
        date += ':00:00';
    }
    if (date && date.length == 16) {
        date += ':00';
    }

    // 默认开始显示数据
    let defaultDate = date ? [...date.split(' ')[0].split('-'), ...date.split(' ')[1].split(':')] : getNewDateArry();

    // 处理联动列表数据
    /*年月日 时分秒*/
    dateTimeArray[0] = getLoopArray(start, end, '年');
    dateTimeArray[1] = getLoopArray(1, 12, '月');
    dateTimeArray[2] = getMonthDay(defaultDate[0], defaultDate[1], '日');
    dateTimeArray[3] = getLoopArray(0, 23, '点');
    dateTimeArray[4] = getLoopArray(0, 59, '分', minuStep);
    dateTimeArray[5] = getLoopArray(0, 59, '秒');
    dateTimeArrayPure[0] = getLoopArray(start, end);
    dateTimeArrayPure[1] = getLoopArray(1, 12);
    dateTimeArrayPure[2] = getMonthDay(defaultDate[0], defaultDate[1]);
    dateTimeArrayPure[3] = getLoopArray(0, 23);
    dateTimeArrayPure[4] = getLoopArray(0, 59, '', minuStep);
    dateTimeArrayPure[5] = getLoopArray(0, 59);
    dateTimeArrayPure.forEach((current, index) => {
        let idx = current.indexOf(defaultDate[index]);
        if (idx < 0) {
            idx = 0;
        }
        dateTimeIndex.push(idx);
    });
    return {
        dateTimeArray,
        dateTimeIndex
    };
}
module.exports = {
    dateTimePicker,
    getMonthDay
};
